Results Stress concentration was noted at the pedicle and posterosuperior part of the vertebral body near the pedicle. 結果椎弓根以及椎體後上方與椎弓根相鄰部分為應力集中區域。
The cervicothoracic junction is a transitional area where the cervical spine lateral masses decrease in size and the vertebral pedicles increase in size within the thoracic region. 後路釘棒裝置系統與前路裝置相比，由於使用了牢固的側塊螺釘或椎弓根螺釘，以及在正中矢狀面上有更長的固定距離，因此可以提供更好的生物力學穩定性。
